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U20

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U20 WSL
#U20

Description

France AFNOR U20 Carbide for cutting tools and U20 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Tool Steel And Hard Alloy: U20
Category Type Steel Grade Standard Country Application
Steel GradesTool Steel And Hard Alloy U20 AFNOR France Carbide for cutting tools
S40
SD2
SD2
SF
SF
U10
U10
U15
U15
U20

Chemical composition(mass fraction)(wt.%) of the U20

Mechanical Properties of steel grade U20

Yield
Rp0.2 (MPa)		 Tensile
Rm (MPa)		 Impact
KV/Ku (J)		 Elongation
A (%)		 Reduction in cross section on fracture
Z (%)		 As-Heat-Treated Condition Brinell hardness (HBW)
534 (≥) 441 (≥) 44 33 34 Solution and Aging, Annealing, Ausaging, Q+T,etc 131

Physical Properties of steel grade U20

Temperature
(°C)		 Modulus of elasticity
(GPa)		 Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) and Thermal conductivity
(W/m·°C)		 Specific thermal capacity
(J/kg·°C)		 Specific electrical resistivity
(Ω mm²/m)		 Density
(kg/dm³)		 Poisson’s coefficient, ν
23 - -     0.44 -  
684 977 - 14.3 334   -  
529 - 44 32.2   423 124

Heat Treatment of steel grade U20

Heat treated : 1918°C - 1111°C

Technological Curves of steel grade U20

Cross Reference Table (Equivalent Grade) of U20

Grade Standard Country Application
U20 AFNOR France Carbide for cutting tools
U20 AFNOR France Carbide for cutting tools
U20080 GBT China China structural steel and alloy steel
U20100 GBT China China structural steel and alloy steel
U20150 GBT China China structural steel and alloy steel
U20082 GBT China China structural steel and alloy steel
U20102 GBT China China structural steel and alloy steel
U20152 GBT China China structural steel and alloy steel
U20202 GBT China China structural steel and alloy steel
U20252 GBT China China structural steel and alloy steel
U20302 GBT China China structural steel and alloy steel
U20352 GBT China China structural steel and alloy steel
U20402 GBT China China structural steel and alloy steel
U20452 GBT China China structural steel and alloy steel
U20502 GBT China China structural steel and alloy steel
U20552 GBT China China structural steel and alloy steel
U20602 GBT China China structural steel and alloy steel
U20652 GBT China China structural steel and alloy steel
U20702 GBT China China structural steel and alloy steel
U20752 GBT China China structural steel and alloy steel
U20 WSL
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Jiangyou Longhai Special Steel Co.,Ltd.
Jiangyou Longhai Special Steel Co.,Ltd.

Our main peoducts of steel are many kinds of special steel, like tool steel, mould steel, alloy steel, alloy constructural steel, heat-resistant steel, high speed tool steel,spring steel and bearing steel , stainless steel and so on, which have formed 12 series and more than 350 varieties with n...

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